2940311 has 4 divisors (see below), whose sum is σ = 3207624. Its totient is φ = 2673000.

The previous prime is 2940277. The next prime is 2940313. The reversal of 2940311 is 1130492.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2940311 - 2⁶ = 2940247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2940313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133640 + ... + 133661.

It is an arithmetic number, because the mean of its divisors is an integer number (801906).

2^2940311 is an apocalyptic number.

2940311 is a deficient number, since it is larger than the sum of its proper divisors (267313).

2940311 is a wasteful number, since it uses less digits than its factorization.

2940311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267312.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 2940311 is about 1714.7335069917. The cubic root of 2940311 is about 143.2620263064.

The spelling of 2940311 in words is "two million, nine hundred forty thousand, three hundred eleven".